Synonyms: (1S,8aα)-1,4aβ-Dimethyl-5β-(3-methyl-2,4-pentadienyl)-6-methylenedecalin-1β-carboxylic acid methyl ester;(1S,8aα)-Decahydro-1,4aβ-dimethyl-6-methylene-5β-(3-methyl-2,4-pentadienyl)-1β-naphthalenecarboxylic acid methyl ester;Labda-8(17),12,14-trien-19-oic acid methyl ester